Finding the Fourth Proportional to 5,981,567.70, 8,972,351.55 and 2,950,385.70
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Solution
The fourth proportional to 5,981,567.70, 8,972,351.55 and 2,950,385.70 is: 4,425,578.55
Step by Step Solution
- Step 1: Write the proportion equation
5,981,567.70 : 8,972,351.55 = 2,950,385.70 : x - Step 2: Convert to fraction form
5,981,567.70/8,972,351.55 = 2,950,385.70/x - Step 3: Cross multiply
5,981,567.70x = 8,972,351.55 × 2,950,385.70 - Step 4: Simplify right side
5,981,567.70x = 26,471,897,708,492.84 - Step 5: Solve for x
x = 26,471,897,708,492.84/5,981,567.70 - Step 6: Final answer
x = 4,425,578.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.